Q: Is 400,480 a Prime Number?
A: No, 400,480 is not a prime number.
A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 400480 can be evenly divided by 1 2 4 5 8 10 16 20 32 40 80 160 2,503 5,006 10,012 12,515 20,024 25,030 40,048 50,060 80,096 100,120 200,240 and 400,480, with no remainder.
Since 400,480 cannot be divided by just 1 and 400,480, it is not a prime number.